From dae1dafafdaf81f29749894795dc7a53f9f21044 Mon Sep 17 00:00:00 2001
From: Patrizio Bekerle <patrizio@bekerle.com>
Date: Mon, 25 May 2020 08:52:57 +0200
Subject: [PATCH] Lock signature aspect ratio when resizing (#7)

---
 src/vpu-pdf-preview.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/vpu-pdf-preview.js b/src/vpu-pdf-preview.js
index 426ca2d..b096ad6 100644
--- a/src/vpu-pdf-preview.js
+++ b/src/vpu-pdf-preview.js
@@ -247,7 +247,8 @@ export class PdfPreview extends ScopedElementsMixin(VPULitElement) {
                         scaleY: scale,
                         angle: 0,
                         top: 0,
-                        left: 0
+                        left: 0,
+                        lockUniScaling: true  // lock aspect ratio when resizing
                     });
 
                     // we want to center the signature at the page
-- 
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